[USN-5609-1] .NET 6 vulnerability
Ian Constantin
ian.constantin at canonical.com
Tue Sep 13 21:44:30 UTC 2022
==========================================================================
Ubuntu Security Notice USN-5609-1
September 13, 2022
dotnet6 vulnerability
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 22.04 LTS
Summary:
.NET 6 could be made to crash if it parsed a specially crafted file.
Software Description:
- dotnet6: dotNET CLI tools and runtime
Details:
Graham Esau discovered that .NET 6 incorrectly parsed certain payloads
during model binding. An attacker could possibly use this issue to
cause a denial of service.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 22.04 LTS:
aspnetcore-runtime-6.0 6.0.109-0ubuntu1~22.04.1
dotnet-host 6.0.109-0ubuntu1~22.04.1
dotnet-hostfxr-6.0 6.0.109-0ubuntu1~22.04.1
dotnet-runtime-6.0 6.0.109-0ubuntu1~22.04.1
dotnet-sdk-6.0 6.0.109-0ubuntu1~22.04.1
dotnet6 6.0.109-0ubuntu1~22.04.1
In general, a standard system update will make all the necessary
changes. A restart may be required after the update if any affected
files are being used.
References:
https://ubuntu.com/security/notices/USN-5609-1
CVE-2022-38013
Package Information:
https://launchpad.net/ubuntu/+source/dotnet6/6.0.109-0ubuntu1~22.04.1
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